1 files changed, 6 insertions, 1 deletions
diff --git a/spec/lib/gitlab/database/migration_helpers_spec.rb b/spec/lib/gitlab/database/migration_helpers_spec.rb
index 4e83b27e4a5..23f27939dd2 100644
--- a/spec/lib/gitlab/database/migration_helpers_spec.rb
+++ b/spec/lib/gitlab/database/migration_helpers_spec.rb
@@ -1338,7 +1338,12 @@ describe Gitlab::Database::MigrationHelpers do
   end
 
   describe '#index_exists_by_name?' do
-    it 'returns true if an index exists' do
+    # TODO: remove rails5-only after removing rails4 tests
+    # rails 4 can not handle multiple indexes on the same column set if
+    # index was added by 't.index' - t.index is used by default in schema.rb in
+    # rails 5. Let's run this test only in rails 5 env:
+    # see https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/21492#note_113602758
+    it 'returns true if an index exists', :rails5 do
       expect(model.index_exists_by_name?(:projects, 'index_projects_on_path'))
         .to be_truthy
     end